41 lines
1020 B
Factor
41 lines
1020 B
Factor
! Copyright (C) 2007 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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IN: float-arrays
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USING: kernel kernel.private alien sequences
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sequences.private math math.private ;
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<PRIVATE
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: float-array@ swap >fixnum 8 fixnum*fast ; inline
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PRIVATE>
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M: float-array clone (clone) ;
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M: float-array length array-capacity ;
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M: float-array nth-unsafe
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float-array@ alien-double ;
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M: float-array set-nth-unsafe
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>r >r >float r> r> float-array@ set-alien-double ;
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: >float-array ( seq -- float-array ) F{ } clone-like ; inline
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M: float-array like
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drop dup float-array? [ >float-array ] unless ;
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M: float-array new drop 0.0 <float-array> ;
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M: float-array equal?
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over float-array? [ sequence= ] [ 2drop f ] if ;
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INSTANCE: float-array sequence
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: 1float-array ( x -- array ) 1 swap <float-array> ; flushable
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: 2float-array ( x y -- array ) F{ } 2sequence ; flushable
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: 3float-array ( x y z -- array ) F{ } 3sequence ; flushable
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: 4float-array ( w x y z -- array ) F{ } 4sequence ; flushable
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